a = 11 12 {\displaystyle a={\frac {11}{12}}}
b = 2 {\displaystyle b={\sqrt {2}}}
c = 5 3 {\displaystyle c={\sqrt[{3}]{5}}}
d = 3 + 2 3 12 {\displaystyle d={\frac {\sqrt[{3}]{3+{\sqrt {2}}}}{12}}}
Hilfe:Notensatz